    body {
        font-family: Arial, sans-serif;
        display: flex;
        justify-content: center;
        align-items: center;
        height: 100vh;
        margin: 0;
        background-color: #f5f5f5;
        background-image: url(./image/背景.jpg);
        background-size: cover;
        background-repeat: no-repeat;
    }

    .register-container {
        background-color: white;
        padding: 20px;
        border-radius: 5px;
        box-shadow: 0 0 10px rgba(0, 0, 0, 0.1);
        width: 350px;
    }

    /* 标题一 */
    .register-container h1 {
        text-align: center;
    }

    /* 标题二 */
    .register-container h2 {
        margin-bottom: 20px;
        border-bottom: 2px solid gray;
        padding-bottom: 10px;
        color: #000;
    }

    /* 输入框 */
    .register-container input[type="email"],
    .register-container input[type="password"] {
        width: calc(100% - 22px);
        padding: 10px;
        margin-bottom: 10px;
        border: 1px solid #ccc;
        border-radius: 3px;
    }

    /* 注册按钮 */
    .register-container .register {
        width: 100%;
        padding: 10px;
        background-color: #007bff;
        color: white;
        border: none;
        border-radius: 3px;
        cursor: pointer;
        font-size: 16px;
    }

    .register-container button:hover {
        background-color: #0056b3;
    }

    /* 协议部分 */
    .register-container .agreement {
        font-size: 12px;
        align-items: center;
        margin-bottom: 10px;
    }

    .register-container .agreement input {
        margin-right: 5px;
    }

    .register-container .agreement a {
        color: #007bff;
        text-decoration: none;
    }

    .register-container .agreement a:hover {
        text-decoration: underline;
    }

    /* 返回登录 */
    .register-container .back-login {
        color: #007bff;
        text-decoration: none;
        display: inline-block;
        margin-top: 10px;
    }

    .register-container .back-login:hover {
        text-decoration: underline;
    }

    /* 提示信息的样式 */
    .error-message {
        color: red;
        font-size: 0.8em;
    }